Serializer: serialize internal references via object visitor.

src/assembler.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 563 matching lines @@
   // and written.  In this case the target_address_address function above
   // should return the end of the instructions to be patched, allowing the
   // deserializer to deserialize the instructions as raw bytes and put them in
   // place, ready to be patched with the target.
   INLINE(int target_address_size());
 
   // Read the reference in the instruction this relocation
   // applies to; can only be called if rmode_ is EXTERNAL_REFERENCE.
   INLINE(Address target_external_reference());
 
-  // Read/modify the reference in the instruction this relocation
+  // Read the reference in the instruction this relocation
   // applies to; can only be called if rmode_ is INTERNAL_REFERENCE.
   INLINE(Address target_internal_reference());
-  INLINE(void set_target_internal_reference(Address target));
+
+  // Return the reference address this relocation applies to;
+  // can only be called if rmode_ is INTERNAL_REFERENCE.
+  INLINE(Address target_internal_reference_address());
 
   // Read/modify the address of a call instruction. This is used to relocate
   // the break points where straight-line code is patched with a call
   // instruction.
   INLINE(Address call_address());
   INLINE(void set_call_address(Address target));
   INLINE(Object* call_object());
   INLINE(void set_call_object(Object* target));
   INLINE(Object** call_object_address());
 
@@ skipping 561 matching lines @@
   NullCallWrapper() { }
   virtual ~NullCallWrapper() { }
   virtual void BeforeCall(int call_size) const { }
   virtual void AfterCall() const { }
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ASSEMBLER_H_